Alright, let's solve this math problem step by step. First, we have the number 153. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 391. So, we're going to take the number 153 and add it to itself 391 times.
Step 1: 0 + 153 = 153
Step 2: 153 + 153 = 306
Step 3: 306 + 153 = 459
Step 4: 459 + 153 = 612
Step 5: 612 + 153 = 765
Step 6: 765 + 153 = 918
Step 7: 918 + 153 = 1071
Step 8: 1071 + 153 = 1224
Step 9: 1224 + 153 = 1377
Step 10: 1377 + 153 = 1530
Step 11: 1530 + 153 = 1683
Step 12: 1683 + 153 = 1836
Step 13: 1836 + 153 = 1989
Step 14: 1989 + 153 = 2142
Step 15: 2142 + 153 = 2295
Step 16: 2295 + 153 = 2448
Step 17: 2448 + 153 = 2601
Step 18: 2601 + 153 = 2754
Step 19: 2754 + 153 = 2907
Step 20: 2907 + 153 = 3060
Step 21: 3060 + 153 = 3213
Step 22: 3213 + 153 = 3366
Step 23: 3366 + 153 = 3519
Step 24: 3519 + 153 = 3672
Step 25: 3672 + 153 = 3825
Step 26: 3825 + 153 = 3978
Step 27: 3978 + 153 = 4131
Step 28: 4131 + 153 = 4284
Step 29: 4284 + 153 = 4437
Step 30: 4437 + 153 = 4590
Step 31: 4590 + 153 = 4743
Step 32: 4743 + 153 = 4896
Step 33: 4896 + 153 = 5049
Step 34: 5049 + 153 = 5202
Step 35: 5202 + 153 = 5355
Step 36: 5355 + 153 = 5508
Step 37: 5508 + 153 = 5661
Step 38: 5661 + 153 = 5814
Step 39: 5814 + 153 = 5967
Step 40: 5967 + 153 = 6120
Step 41: 6120 + 153 = 6273
Step 42: 6273 + 153 = 6426
Step 43: 6426 + 153 = 6579
Step 44: 6579 + 153 = 6732
Step 45: 6732 + 153 = 6885
Step 46: 6885 + 153 = 7038
Step 47: 7038 + 153 = 7191
Step 48: 7191 + 153 = 7344
Step 49: 7344 + 153 = 7497
Step 50: 7497 + 153 = 7650
Step 51: 7650 + 153 = 7803
Step 52: 7803 + 153 = 7956
Step 53: 7956 + 153 = 8109
Step 54: 8109 + 153 = 8262
Step 55: 8262 + 153 = 8415
Step 56: 8415 + 153 = 8568
Step 57: 8568 + 153 = 8721
Step 58: 8721 + 153 = 8874
Step 59: 8874 + 153 = 9027
Step 60: 9027 + 153 = 9180
Step 61: 9180 + 153 = 9333
Step 62: 9333 + 153 = 9486
Step 63: 9486 + 153 = 9639
Step 64: 9639 + 153 = 9792
Step 65: 9792 + 153 = 9945
Step 66: 9945 + 153 = 10098
Step 67: 10098 + 153 = 10251
Step 68: 10251 + 153 = 10404
Step 69: 10404 + 153 = 10557
Step 70: 10557 + 153 = 10710
Step 71: 10710 + 153 = 10863
Step 72: 10863 + 153 = 11016
Step 73: 11016 + 153 = 11169
Step 74: 11169 + 153 = 11322
Step 75: 11322 + 153 = 11475
Step 76: 11475 + 153 = 11628
Step 77: 11628 + 153 = 11781
Step 78: 11781 + 153 = 11934
Step 79: 11934 + 153 = 12087
Step 80: 12087 + 153 = 12240
Step 81: 12240 + 153 = 12393
Step 82: 12393 + 153 = 12546
Step 83: 12546 + 153 = 12699
Step 84: 12699 + 153 = 12852
Step 85: 12852 + 153 = 13005
Step 86: 13005 + 153 = 13158
Step 87: 13158 + 153 = 13311
Step 88: 13311 + 153 = 13464
Step 89: 13464 + 153 = 13617
Step 90: 13617 + 153 = 13770
Step 91: 13770 + 153 = 13923
Step 92: 13923 + 153 = 14076
Step 93: 14076 + 153 = 14229
Step 94: 14229 + 153 = 14382
Step 95: 14382 + 153 = 14535
Step 96: 14535 + 153 = 14688
Step 97: 14688 + 153 = 14841
Step 98: 14841 + 153 = 14994
Step 99: 14994 + 153 = 15147
Step 100: 15147 + 153 = 15300
Step 101: 15300 + 153 = 15453
Step 102: 15453 + 153 = 15606
Step 103: 15606 + 153 = 15759
Step 104: 15759 + 153 = 15912
Step 105: 15912 + 153 = 16065
Step 106: 16065 + 153 = 16218
Step 107: 16218 + 153 = 16371
Step 108: 16371 + 153 = 16524
Step 109: 16524 + 153 = 16677
Step 110: 16677 + 153 = 16830
Step 111: 16830 + 153 = 16983
Step 112: 16983 + 153 = 17136
Step 113: 17136 + 153 = 17289
Step 114: 17289 + 153 = 17442
Step 115: 17442 + 153 = 17595
Step 116: 17595 + 153 = 17748
Step 117: 17748 + 153 = 17901
Step 118: 17901 + 153 = 18054
Step 119: 18054 + 153 = 18207
Step 120: 18207 + 153 = 18360
Step 121: 18360 + 153 = 18513
Step 122: 18513 + 153 = 18666
Step 123: 18666 + 153 = 18819
Step 124: 18819 + 153 = 18972
Step 125: 18972 + 153 = 19125
Step 126: 19125 + 153 = 19278
Step 127: 19278 + 153 = 19431
Step 128: 19431 + 153 = 19584
Step 129: 19584 + 153 = 19737
Step 130: 19737 + 153 = 19890
Step 131: 19890 + 153 = 20043
Step 132: 20043 + 153 = 20196
Step 133: 20196 + 153 = 20349
Step 134: 20349 + 153 = 20502
Step 135: 20502 + 153 = 20655
Step 136: 20655 + 153 = 20808
Step 137: 20808 + 153 = 20961
Step 138: 20961 + 153 = 21114
Step 139: 21114 + 153 = 21267
Step 140: 21267 + 153 = 21420
Step 141: 21420 + 153 = 21573
Step 142: 21573 + 153 = 21726
Step 143: 21726 + 153 = 21879
Step 144: 21879 + 153 = 22032
Step 145: 22032 + 153 = 22185
Step 146: 22185 + 153 = 22338
Step 147: 22338 + 153 = 22491
Step 148: 22491 + 153 = 22644
Step 149: 22644 + 153 = 22797
Step 150: 22797 + 153 = 22950
Step 151: 22950 + 153 = 23103
Step 152: 23103 + 153 = 23256
Step 153: 23256 + 153 = 23409
Step 154: 23409 + 153 = 23562
Step 155: 23562 + 153 = 23715
Step 156: 23715 + 153 = 23868
Step 157: 23868 + 153 = 24021
Step 158: 24021 + 153 = 24174
Step 159: 24174 + 153 = 24327
Step 160: 24327 + 153 = 24480
Step 161: 24480 + 153 = 24633
Step 162: 24633 + 153 = 24786
Step 163: 24786 + 153 = 24939
Step 164: 24939 + 153 = 25092
Step 165: 25092 + 153 = 25245
Step 166: 25245 + 153 = 25398
Step 167: 25398 + 153 = 25551
Step 168: 25551 + 153 = 25704
Step 169: 25704 + 153 = 25857
Step 170: 25857 + 153 = 26010
Step 171: 26010 + 153 = 26163
Step 172: 26163 + 153 = 26316
Step 173: 26316 + 153 = 26469
Step 174: 26469 + 153 = 26622
Step 175: 26622 + 153 = 26775
Step 176: 26775 + 153 = 26928
Step 177: 26928 + 153 = 27081
Step 178: 27081 + 153 = 27234
Step 179: 27234 + 153 = 27387
Step 180: 27387 + 153 = 27540
Step 181: 27540 + 153 = 27693
Step 182: 27693 + 153 = 27846
Step 183: 27846 + 153 = 27999
Step 184: 27999 + 153 = 28152
Step 185: 28152 + 153 = 28305
Step 186: 28305 + 153 = 28458
Step 187: 28458 + 153 = 28611
Step 188: 28611 + 153 = 28764
Step 189: 28764 + 153 = 28917
Step 190: 28917 + 153 = 29070
Step 191: 29070 + 153 = 29223
Step 192: 29223 + 153 = 29376
Step 193: 29376 + 153 = 29529
Step 194: 29529 + 153 = 29682
Step 195: 29682 + 153 = 29835
Step 196: 29835 + 153 = 29988
Step 197: 29988 + 153 = 30141
Step 198: 30141 + 153 = 30294
Step 199: 30294 + 153 = 30447
Step 200: 30447 + 153 = 30600
Step 201: 30600 + 153 = 30753
Step 202: 30753 + 153 = 30906
Step 203: 30906 + 153 = 31059
Step 204: 31059 + 153 = 31212
Step 205: 31212 + 153 = 31365
Step 206: 31365 + 153 = 31518
Step 207: 31518 + 153 = 31671
Step 208: 31671 + 153 = 31824
Step 209: 31824 + 153 = 31977
Step 210: 31977 + 153 = 32130
Step 211: 32130 + 153 = 32283
Step 212: 32283 + 153 = 32436
Step 213: 32436 + 153 = 32589
Step 214: 32589 + 153 = 32742
Step 215: 32742 + 153 = 32895
Step 216: 32895 + 153 = 33048
Step 217: 33048 + 153 = 33201
Step 218: 33201 + 153 = 33354
Step 219: 33354 + 153 = 33507
Step 220: 33507 + 153 = 33660
Step 221: 33660 + 153 = 33813
Step 222: 33813 + 153 = 33966
Step 223: 33966 + 153 = 34119
Step 224: 34119 + 153 = 34272
Step 225: 34272 + 153 = 34425
Step 226: 34425 + 153 = 34578
Step 227: 34578 + 153 = 34731
Step 228: 34731 + 153 = 34884
Step 229: 34884 + 153 = 35037
Step 230: 35037 + 153 = 35190
Step 231: 35190 + 153 = 35343
Step 232: 35343 + 153 = 35496
Step 233: 35496 + 153 = 35649
Step 234: 35649 + 153 = 35802
Step 235: 35802 + 153 = 35955
Step 236: 35955 + 153 = 36108
Step 237: 36108 + 153 = 36261
Step 238: 36261 + 153 = 36414
Step 239: 36414 + 153 = 36567
Step 240: 36567 + 153 = 36720
Step 241: 36720 + 153 = 36873
Step 242: 36873 + 153 = 37026
Step 243: 37026 + 153 = 37179
Step 244: 37179 + 153 = 37332
Step 245: 37332 + 153 = 37485
Step 246: 37485 + 153 = 37638
Step 247: 37638 + 153 = 37791
Step 248: 37791 + 153 = 37944
Step 249: 37944 + 153 = 38097
Step 250: 38097 + 153 = 38250
Step 251: 38250 + 153 = 38403
Step 252: 38403 + 153 = 38556
Step 253: 38556 + 153 = 38709
Step 254: 38709 + 153 = 38862
Step 255: 38862 + 153 = 39015
Step 256: 39015 + 153 = 39168
Step 257: 39168 + 153 = 39321
Step 258: 39321 + 153 = 39474
Step 259: 39474 + 153 = 39627
Step 260: 39627 + 153 = 39780
Step 261: 39780 + 153 = 39933
Step 262: 39933 + 153 = 40086
Step 263: 40086 + 153 = 40239
Step 264: 40239 + 153 = 40392
Step 265: 40392 + 153 = 40545
Step 266: 40545 + 153 = 40698
Step 267: 40698 + 153 = 40851
Step 268: 40851 + 153 = 41004
Step 269: 41004 + 153 = 41157
Step 270: 41157 + 153 = 41310
Step 271: 41310 + 153 = 41463
Step 272: 41463 + 153 = 41616
Step 273: 41616 + 153 = 41769
Step 274: 41769 + 153 = 41922
Step 275: 41922 + 153 = 42075
Step 276: 42075 + 153 = 42228
Step 277: 42228 + 153 = 42381
Step 278: 42381 + 153 = 42534
Step 279: 42534 + 153 = 42687
Step 280: 42687 + 153 = 42840
Step 281: 42840 + 153 = 42993
Step 282: 42993 + 153 = 43146
Step 283: 43146 + 153 = 43299
Step 284: 43299 + 153 = 43452
Step 285: 43452 + 153 = 43605
Step 286: 43605 + 153 = 43758
Step 287: 43758 + 153 = 43911
Step 288: 43911 + 153 = 44064
Step 289: 44064 + 153 = 44217
Step 290: 44217 + 153 = 44370
Step 291: 44370 + 153 = 44523
Step 292: 44523 + 153 = 44676
Step 293: 44676 + 153 = 44829
Step 294: 44829 + 153 = 44982
Step 295: 44982 + 153 = 45135
Step 296: 45135 + 153 = 45288
Step 297: 45288 + 153 = 45441
Step 298: 45441 + 153 = 45594
Step 299: 45594 + 153 = 45747
Step 300: 45747 + 153 = 45900
Step 301: 45900 + 153 = 46053
Step 302: 46053 + 153 = 46206
Step 303: 46206 + 153 = 46359
Step 304: 46359 + 153 = 46512
Step 305: 46512 + 153 = 46665
Step 306: 46665 + 153 = 46818
Step 307: 46818 + 153 = 46971
Step 308: 46971 + 153 = 47124
Step 309: 47124 + 153 = 47277
Step 310: 47277 + 153 = 47430
Step 311: 47430 + 153 = 47583
Step 312: 47583 + 153 = 47736
Step 313: 47736 + 153 = 47889
Step 314: 47889 + 153 = 48042
Step 315: 48042 + 153 = 48195
Step 316: 48195 + 153 = 48348
Step 317: 48348 + 153 = 48501
Step 318: 48501 + 153 = 48654
Step 319: 48654 + 153 = 48807
Step 320: 48807 + 153 = 48960
Step 321: 48960 + 153 = 49113
Step 322: 49113 + 153 = 49266
Step 323: 49266 + 153 = 49419
Step 324: 49419 + 153 = 49572
Step 325: 49572 + 153 = 49725
Step 326: 49725 + 153 = 49878
Step 327: 49878 + 153 = 50031
Step 328: 50031 + 153 = 50184
Step 329: 50184 + 153 = 50337
Step 330: 50337 + 153 = 50490
Step 331: 50490 + 153 = 50643
Step 332: 50643 + 153 = 50796
Step 333: 50796 + 153 = 50949
Step 334: 50949 + 153 = 51102
Step 335: 51102 + 153 = 51255
Step 336: 51255 + 153 = 51408
Step 337: 51408 + 153 = 51561
Step 338: 51561 + 153 = 51714
Step 339: 51714 + 153 = 51867
Step 340: 51867 + 153 = 52020
Step 341: 52020 + 153 = 52173
Step 342: 52173 + 153 = 52326
Step 343: 52326 + 153 = 52479
Step 344: 52479 + 153 = 52632
Step 345: 52632 + 153 = 52785
Step 346: 52785 + 153 = 52938
Step 347: 52938 + 153 = 53091
Step 348: 53091 + 153 = 53244
Step 349: 53244 + 153 = 53397
Step 350: 53397 + 153 = 53550
Step 351: 53550 + 153 = 53703
Step 352: 53703 + 153 = 53856
Step 353: 53856 + 153 = 54009
Step 354: 54009 + 153 = 54162
Step 355: 54162 + 153 = 54315
Step 356: 54315 + 153 = 54468
Step 357: 54468 + 153 = 54621
Step 358: 54621 + 153 = 54774
Step 359: 54774 + 153 = 54927
Step 360: 54927 + 153 = 55080
Step 361: 55080 + 153 = 55233
Step 362: 55233 + 153 = 55386
Step 363: 55386 + 153 = 55539
Step 364: 55539 + 153 = 55692
Step 365: 55692 + 153 = 55845
Step 366: 55845 + 153 = 55998
Step 367: 55998 + 153 = 56151
Step 368: 56151 + 153 = 56304
Step 369: 56304 + 153 = 56457
Step 370: 56457 + 153 = 56610
Step 371: 56610 + 153 = 56763
Step 372: 56763 + 153 = 56916
Step 373: 56916 + 153 = 57069
Step 374: 57069 + 153 = 57222
Step 375: 57222 + 153 = 57375
Step 376: 57375 + 153 = 57528
Step 377: 57528 + 153 = 57681
Step 378: 57681 + 153 = 57834
Step 379: 57834 + 153 = 57987
Step 380: 57987 + 153 = 58140
Step 381: 58140 + 153 = 58293
Step 382: 58293 + 153 = 58446
Step 383: 58446 + 153 = 58599
Step 384: 58599 + 153 = 58752
Step 385: 58752 + 153 = 58905
Step 386: 58905 + 153 = 59058
Step 387: 59058 + 153 = 59211
Step 388: 59211 + 153 = 59364
Step 389: 59364 + 153 = 59517
Step 390: 59517 + 153 = 59670
Step 391: 59670 + 153 = 59823

So, 153*391 = 59823